mypy quality of life fixes

.gitignore

@@ -23,6 +23,7 @@ var/
 *.egg-info/
 .installed.cfg
 *.egg
+*.mypy_cache/
 logs/
 
 # PyInstaller

core/dbt/py.typed

@@ -0,0 +1 @@
+# dummy file, our types are defined inline

core/setup.py

@@ -31,6 +31,7 @@ def read(fname):
             'include/global_project/macros/*.sql',
             'include/global_project/macros/**/*.sql',
             'include/global_project/macros/**/**/*.sql',
+            'py.typed',
         ]
     },
     test_suite='test',

third-party-stubs/agate/__init__.pyi

@@ -0,0 +1,19 @@
+from typing import Any, Optional
+
+class Table:
+    def __init__(self, rows: Any, column_names: Optional[Any] = ..., column_types: Optional[Any] = ..., row_names: Optional[Any] = ..., _is_fork: bool = ...) -> None: ...
+    def __len__(self): ...
+    def __iter__(self): ...
+    def __getitem__(self, key: Any): ...
+    @property
+    def column_types(self): ...
+    @property
+    def column_names(self): ...
+    @property
+    def row_names(self): ...
+    @property
+    def columns(self): ...
+    @property
+    def rows(self): ...
+    def print_csv(self, **kwargs: Any) -> None: ...
+    def print_json(self, **kwargs: Any) -> None: ...